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Old   November 30, 2011, 12:12
Default DecomposePar
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Evangelos
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hello i want to run my case in parallel my computer has 2 processors

so from decompose picture am i right ?

when i write
"mpirun -npsimpleFoam -parrallel >log& i have a problem (mpirun picture)

mpi run was unable to launch the specified application...

executable :-p

why p is not executable where am i wrong ?
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File Type: jpg decompose.jpg (34.0 KB, 5 views)
File Type: jpg mpirun.jpg (57.5 KB, 14 views)
File Type: jpg p.jpg (41.4 KB, 4 views)
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Old   November 30, 2011, 12:18
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Bernhard
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Don't forget the space between -np and simpleFoam!
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Old   November 30, 2011, 17:30
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Evangelos
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ok! i fix the first problem now i have another one

can you help me ?
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Old   November 30, 2011, 18:57
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Michael Ahlmann
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The correct command is the following:

mpirun -np 2 simpleFoam -parallel >> log &

mpirun is the name of the parallel message passing interface launch script.
-np specifies number of processors, in your case 2. Best of luck,

-Michael
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Old   December 1, 2011, 16:24
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Evangelos
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hello Foamers

i am a little bit confused check my picture please can you tell me what i've done ?

[1] - Done mpirun....
[2] + Done mpirun....

why two mpirun commands?
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